Stockholders' Equity (Details) |
9 Months Ended |
|---|---|
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Sep. 30, 2019
USD ($)
$ / shares
shares
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| Stockholders' Equity Note [Abstract] | |
| Stock options outstanding, beginning | shares | 302,772 |
| Stock options granted | shares | 99,072 |
| Stock options forfeited | shares | (21,448) |
| Stock options outstanding, ending | shares | 380,396 |
| Weighted average exercise price outstanding, beginning | $ / shares | $ 18.30 |
| Weighted average exercise price granted | $ / shares | 2.32 |
| Weighted average exercise price forfeited | $ / shares | 13.09 |
| Weighted average exercise price outstanding, ending | $ / shares | $ 14.43 |
| Weighted average remaining contractual life, beginning | 7 years 2 months 12 days |
| Weighted average remaining contractual life, ending | 7 years 1 month 2 days |
| Aggregate intrinsic value outstanding, beginning | $ | $ 0 |
| Aggregate intrinsic value granted | $ | 0 |
| Aggregate intrinsic value forfeited | $ | 0 |
| Aggregate intrinsic value outstanding, ending | $ | $ 0 |
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- Definition The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Gross number of share options (or share units) granted during the period. No definition available.
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- Definition Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of options outstanding, including both vested and non-vested options. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated. No definition available.
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- Definition Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options. No definition available.
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- Definition Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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